Home / 126,973.62-175,178.43-73,272.24

Finding the Fourth Proportional to 126,973.62, 175,178.43 and 73,272.24

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Solution

The fourth proportional to 126,973.62, 175,178.43 and 73,272.24 is: 101,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,973.62 : 175,178.43 = 73,272.24 : x
  2. Step 2: Convert to fraction form
    126,973.62/175,178.43 = 73,272.24/x
  3. Step 3: Cross multiply
    126,973.62x = 175,178.43 × 73,272.24
  4. Step 4: Simplify right side
    126,973.62x = 12,835,715,965.78
  5. Step 5: Solve for x
    x = 12,835,715,965.78/126,973.62
  6. Step 6: Final answer
    x = 101,089.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.